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libavcodec
audio_frame_queue.h
Go to the documentation of this file.
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/*
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* Audio Frame Queue
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* Copyright (c) 2012 Justin Ruggles
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_AUDIO_FRAME_QUEUE_H
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#define AVCODEC_AUDIO_FRAME_QUEUE_H
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#include "
avcodec.h
"
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typedef
struct
AudioFrame
{
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int64_t
pts
;
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int
duration
;
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struct
AudioFrame
*
next
;
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}
AudioFrame
;
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typedef
struct
AudioFrameQueue
{
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AVCodecContext
*
avctx
;
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int64_t
next_pts
;
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int
remaining_delay
;
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int
remaining_samples
;
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AudioFrame
*
frame_queue
;
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}
AudioFrameQueue
;
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void
ff_af_queue_init
(
AVCodecContext
*avctx,
AudioFrameQueue
*afq);
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void
ff_af_queue_close
(
AudioFrameQueue
*afq);
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int
ff_af_queue_add
(
AudioFrameQueue
*afq,
const
AVFrame
*f);
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void
ff_af_queue_remove
(
AudioFrameQueue
*afq,
int
nb_samples, int64_t *pts,
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int
*
duration
);
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#endif
/* AVCODEC_AUDIO_FRAME_QUEUE_H */
AVFrame
This structure describes decoded (raw) audio or video data.
Definition:
frame.h:135
AudioFrame::pts
int64_t pts
Definition:
audio_frame_queue.h:28
AudioFrameQueue::frame_queue
AudioFrame * frame_queue
Definition:
audio_frame_queue.h:38
duration
static int64_t duration
Definition:
avplay.c:246
AudioFrameQueue::remaining_delay
int remaining_delay
Definition:
audio_frame_queue.h:36
AudioFrameQueue::remaining_samples
int remaining_samples
Definition:
audio_frame_queue.h:37
AudioFrameQueue::next_pts
int64_t next_pts
Definition:
audio_frame_queue.h:35
ff_af_queue_remove
void ff_af_queue_remove(AudioFrameQueue *afq, int nb_samples, int64_t *pts, int *duration)
Remove frame(s) from the queue.
Definition:
audio_frame_queue.c:113
AudioFrameQueue::avctx
AVCodecContext * avctx
Definition:
audio_frame_queue.h:34
ff_af_queue_close
void ff_af_queue_close(AudioFrameQueue *afq)
Close AudioFrameQueue.
Definition:
audio_frame_queue.c:47
AudioFrame
Definition:
audio_frame_queue.h:27
AudioFrameQueue
Definition:
audio_frame_queue.h:33
avcodec.h
Libavcodec external API header.
ff_af_queue_init
void ff_af_queue_init(AVCodecContext *avctx, AudioFrameQueue *afq)
Initialize AudioFrameQueue.
Definition:
audio_frame_queue.c:28
AVCodecContext
main external API structure.
Definition:
avcodec.h:1050
AudioFrame::duration
int duration
Definition:
audio_frame_queue.h:29
ff_af_queue_add
int ff_af_queue_add(AudioFrameQueue *afq, const AVFrame *f)
Add a frame to the queue.
Definition:
audio_frame_queue.c:71
AudioFrame::next
struct AudioFrame * next
Definition:
audio_frame_queue.h:30
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